In the short run, a firm using variable labor and fixed capital inputs achieves the ________ level of output at the minimum point on its average total cost curve.

Exhibit 1A-1 Straight line In Exhibit 1A-1, the slope of straight line AB is:

A. positive. B. zero. C. negative. D. variable.

A currency depreciation would _____ net exports, and therefore ___________ aggregate demand.

A. increase; increase B. increase; decrease C. decrease; decrease D. None of the above is correct.